James Corden takes full advantage of Christina Aguilera helping him get to work by asking for a little vocal and diva coaching from Christina, and Melissa McCarthy hops in to absolutely crush Redman’s verse in “Dirrty.” More Late Late Show: Subscribe: http://bit.ly/CordenYouTube Watch Full Episodes: http://bit.ly/1ENyPw4 Facebook: http://on.fb.me/19PIHLC Twitter: http://bit.ly/1Iv0q6k Instagram: http://bit.ly/latelategram Watch The Late Late Show with James Corden weeknights at 12:35 AM ET/11:35 PM CT. Only on CBS. Get new episodes of shows you love across devices the next day, stream live TV, and watch full seasons of CBS fan favorites anytime, anywhere with CBS All Access. Try [More]